Top Definition
The name given to a light duty Ford truck that has received a Cummins engine swap.
A Powerstroke couldn't run that good, that thing must be a fummins.
by s-10s_rule November 20, 2010
1 more definition
A synonym meaning fake, or hoein.
Bro you fummin right now.
by Kutter September 25, 2014

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×